Answer:
A=4
B=1
C=3
D=2
Explanation:
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It is the second most common transition metal following iron. Common uses include the production of airplanes, engines and marine equipment. Titanium alloys are also used for artificial body-part replacements, such as hip and bone implants.
Answer:
Extinction is the natural process by which species die off.
D)Ethically conducted science seeks to inform rather than influence policy
Answer:
Due to agnathous, no paired fins and scales.
Explanation:
Pteromyzon fish is different from scolidon and labeo fishes because Pteromyzon fish is not a true fish. The main reason for this is that Pteromyzon fish is agnathous means having no jaws and it doesn't have paired fins and scales on their body while all these features are present on the body of scolidon and labeo fishes so we can conclude from this discussion that Pteromyzon fish is different from scolidon and labeo fishes.
